Hiori is a high ranking angel, he got a mission to catch one demon in particular since he was making a ruckus on Earth.

after a cat and mouse for months on end. He eventually caught him. Isagi Yoichi, a high ranking demon.

though it’s forbidden to harm demons and kill them. Left with no choice Hiori decides to put Isagi on a leash and forced Isagi to go to work with Hiori.

“Come on, I’m going to be late because of you.”Hiori held Isagi’s leash as he waited impatiently.